Lexiscan and Muscle spasms - a phase IV clinical study of FDA data

Summary:

Muscle spasms is reported as a side effect among people who take Lexiscan (regadenoson), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Aspirin, and have Back pain.

The phase IV clinical study analyzes which people have Muscle spasms when taking Lexiscan. It is created by eHealthMe based on reports of 4,434 people who have side effects when taking Lexiscan from the FDA, and is updated regularly.

What is Lexiscan?

Lexiscan has active ingredients of regadenoson. eHealthMe is studying from 4,442 Lexiscan users. Check the latest studies of Lexiscan.

What is Muscle spasms?

Muscle spasms (muscle contraction) is found to be associated with 2,664 drugs and 3,101 conditions by eHealthMe. Check the latest studies of Muscle spasms.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Sep, 02, 2026

4,434 people reported to have side effects when taking Lexiscan.
Among them, 70 people (1.58%) have Muscle spasms.

Among these 70 people:

How long have people been on Lexiscan when they have Muscle spasms? *

What is the gender of people who have Muscle spasms when taking Lexiscan? *

female: 89.39 %
male: 10.61 %

What is the age of people who have Muscle spasms when taking Lexiscan? *

What are other drugs people take besides Lexiscan? *

What are other side effects people have besides Muscle spasms? *

Pain In Extremity: 18 people, 25.71%
Headache (pain in head): 10 people, 14.29%
Nausea (feeling of having an urge to vomit): 9 people, 12.86%
Tremor (trembling or shaking movements in one or more parts of your body): 6 people, 8.57%
Back Pain: 6 people, 8.57%
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect): 6 people, 8.57%
Chest Pain: 6 people, 8.57%
Hypoaesthesia (reduced sense of touch or sensation): 5 people, 7.14%
Joint Pain: 5 people, 7.14%
Abdominal Discomfort: 4 people, 5.71%

What are the existing conditions these people have? *

Back Pain: 2 people, 2.86%
Stiff Person Syndrome: 1 person, 1.43%
Pulmonary Hypertension (increase in blood pressure in the lung artery): 1 person, 1.43%
Chest Pain: 1 person, 1.43%
Cardiomyopathy (weakening of the heart muscle): 1 person, 1.43%

* Approximation only. Some reports may have incomplete information.

Do you take Lexiscan and have Muscle spasms?

- Check whether Muscle spasms is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Lexiscan:

Lexiscan (4,442 reports)

Muscle spasms treatments and more:

Muscle spasms (238,423 reports)

Browse all side effects of Lexiscan:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all the drugs that are associated with Muscle spasms:

Muscle spasms (2,664 drugs)

Browse all the conditions that are associated with Muscle spasms:

Muscle spasms (3,101 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on regadenoson (the active ingredients of Lexiscan) and Lexiscan (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.